/Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/MeshOpPreviewHelpers.h
Read back a copy of current preview mesh.
true if MeshOut was initialized
bool GetCurrentResultCopy ( [FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) & MeshOut, bool bOnlyIfValid )